What is the SI unit of frequency?
Answered 7 yr ago
bhavishya kumarCorrect Answer: HertzThe SI unit of frequency is the hertz (Hz), named after the German physicist Heinrich Hertz; one hertz means that an event repeats once per second. A previous name for this uni...Read more
Convex mirror is generally used for Rear View
Answered 7 yr agoCorrect Answer: rear view mirror...Read more
Which of the following micro organism causes diseases like polio and chicken pox?
Answered 7 yr agoCorrect Answer: VirusSerious diseases like polio and chicken pox are also caused by viruses.Diseases like dysentery and malaria are caused by protozoa(protozoans) whereas typhoid and tube...Read more